Cisco ASR 903 Installation Instructions

Step 3
Install the 8 or 12 (4 or 6 per side) 12-24 x 3/4-inch or 10-32 x 3/4-inch screws through the holes in the bracket and into
the threaded holes in the equipment rack posts.
Step 4
Use a tape measure and level to verify that the chassis is installed straight and level.
Attaching the Cable Management Brackets
To install the optional cable management brackets, perform these steps:
SUMMARY STEPS
1.
Position the cable management brackets against the front of the chassis and align the four screw holes, as
shown in this figure.
2.
Secure the cable management brackets with four M4 screws. The recommended maximum torque is 10
lbf/sq in.
Cisco ASR 9000 Series Aggregation Services Router Satellite Systems Installation Guide
27
Installing the Cisco ASR 903 Router as a Satellite Shelf
Attaching the Cable Management Brackets

Cisco ASR 903 Specifications

General

Form Factor	Modular
Storage Temperature	-40°C to 70°C (-40°F to 158°F)
Humidity	5% to 95% non-condensing
Redundancy	Yes, redundant power supplies and route processors
Operating System	Cisco IOS XE
Power Supply	AC or DC
Switching Capacity	240 Gbps
Operating Temperature	-40°C to 65°C (-40°F to 149°F)
MTBF	200, 000 hours
Supported Protocols	IPv4, IPv6, MPLS, L2VPN, L3VPN
Interfaces	Gigabit Ethernet, 10 Gigabit Ethernet, T1/E1